There are lots of formulae, which you need to learn; three basic laws on which other calculations are often based are:* Ohm's Law, which relates voltage, current, and resistance (V=IR)
* Kirchoff's laws (Kirchoff's voltage law, and Kirchoff's current law)
It is many different formulas
Most formulas in Excel are quite basic, such as formulas for SUM functions. You use them in all sorts of situations, so it is very much a case that you use them when you need them. In that way, there is no specific answer to the question. So you use a basic formula when you need to use one. You would not use a very complicated formula, when a basic one will do.
Understanding civil engineering drawings is a basic skill needed for electrical engineers as these drawings give them a perspective on how the building is being built and how electrical appliances will be installed or provided.
There are many formulas for acceleration, but the most basic one is: acceleration = change in velocity / time taken for velocity change
I study math through mastering the basic skills and knowing the different formulas and also by understanding the given problem... that's all
The basic idea of formulae is that when the numbers on which a formula is based change, the formula is automagically recalculated. You can have a long series of calculations, each of which depends on earlier results.
If you are pretty handy with tools and have a basic understanding of DC electrical systems, installing a GPS on your boat shouldn't be too difficult.
To become an electrician, you will need to have a strong understanding of basic arithmetic, algebra, and some trigonometry. This will help you with electrical calculations, measurements, and interpreting technical diagrams. Additionally, knowledge of geometry is also beneficial for understanding spatial relationships in electrical systems.
The 3 basic formulas for Ohm's Law are :V=IRI=V/RR=V/I
By basic I'll take it you mean year eleven to year twelve physics, so then checkout the following site: http://www.curriculum.WA.edu.au/internet/_Documents/Course_Exams/PHY+stage+2+formula+sheet.doc
NH3 is formula for a basic compound, Ammonia.NH4+ is formula for a basic cation, Ammonium.
Procedures are associated with programming. You would have them in Visual BASIC for Applications, commonly known as VBA, and these can manipulate a spreadsheet. However you cannot have procedures direct in a formula in the sheet itself. So procedures can be used in Excel but not in formulas.